    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Document</title>
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    <body>
       <p id="change_color">iwdiqdqidjqod</p>
       <style>
        #change_color{
            color:rgb(27, 242, 66);
            border: 1px dotted rgb(13, 236, 13);
            background-color: rgb(47, 21, 243);
            text-align: right;
            width: 500px;
            height: 500px;
            font-size: 12px;
            margin: 5px 10px 15px 20px;
            padding: 10px;

        }
        </style>
    </body>
    </html>
    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Document</title>
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    <body>
      <p>assjdskddo <span style="white-space: pre;">jiks</span>hidfiadjaiofhaifao</p>
      <p>这是一个<span style="white-space: pre;"> 红色 </span>文本。</p>
      <P id="change_color">iwhwqiuhdqhd</P>
      <P id="olympicGames"> </P>
      <p></p>
      <h1>这不是标签</h1>
      <img src="https://img.alicdn.com/bao/uploaded/i2/2217009507838/O1CN0107BZxB27lrOgyrlsS_!!4611686018427383294-0-item_pic.jpg_460x460q90.jpg_.webp" alt="">

      <style>
          #change_color {
        }
          #olympicGames{
            width: 300px;
            height: 300px;
            border-radius: 500%;
            border: 20px solid red;
        }
      </style>  
    </body>
    </html>